Single Screw and Barrel For Sale

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Supplier: Neotek
Neotek manufactures variety of equipment for plastic industry ranging from raw materials handling, extrusion, to waste material recycling and pelletizing. Neotek’s extrusion equipment has been exported to Asia, Africa, South America, Europe and ma...
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Screw And Barrel

Single Screw and Barrel Types :Gradual change,chop ,barrier,distributary ,separate,exhausting,pin brewing and pelletizing,etc Specfication :Dia ,20mm--250mm L/D=15-45 Material 38CrMoALA(JIS SACM645) 42CMo(JIS SCM440) SKD61 Treatment:Nitrized,Chrome coating,quenching,bi-metallic Parallel Twin Screw and barrel Diameter: 75,90,110,120,130 L/D=18-36 The compressor ratio of the screw can be properly designed according to the different formula. Technical Specification: Material :38CrMOALA Tempering hardness:HB240°-280° Nitrized hardness:HV850°-1000° Nitrized thickness:0.45-0.7mm Nitrized friability:Less than grade 2 Surface roughness<=Ra0.4 Liner straightness:0.015mm Surface hardness after Chrome coating:≥900HV Chrome coating layer thickness:0.05-0.10mm Hardness of the bi-metallic layer:HRC56°-65°（Ni based alloy） Depth of bi-metallic layer:0.8-2.0mm Conical twin screw and barrel Diameter:45/100,50/105,55/110,65/132,80/156,92/188,ect The compresseor ratio of the screw can be properly designed according to the different formula. Technical Specification: Material :high qulity 38CrMOALA Tempering hardness:HB240°-280° Nitrized hardness:HV850°-1000° Nitrized thickness:0.45-0.7mm Nitrized friability:Less than grade 2 Surface roughness<=Ra0.4 Liner straightness:0.015mm Surface hardness after Chrome coating:≥900HV Chrome coating layer thickness:0.05-0.10mm Bi-metallic layer hardness:HRC56°-65°（Ni based alloy） Bi-metallic layer thickness:0.8-2.0mm Single screw and barrel Parallel twin screw and barrel Conical twin screw and barrel1 Conical twin screw and barrel2 Conical twin screw and barrel3

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